Weakness (4)
'weakness' is the definition.
(I know that flaw is a type of weakness)
This is all the clue.
(Other definitions for flaw that I've seen before include "Mark, blemish" , "(Make) defect(ive)" , "Fault, blemish" , "Error in theory or plan" , "failing" .)
'weakness' is the definition.
(a moral weakness)
This is all the clue.
(Other definitions for vice that I've seen before include "Wicked habit" , "Fault - gripping tool" , "person to stand in for skipper" , "Strong gripper" , "Gripper - depravity" .)
'weakness' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for frailty that I've seen before include "Shakespeare: '. . . . . . ., thy name is woman!'" , "Its name is woman (Hamlet)" , "Weak state, moral or physical" , "Weakness" , "Debility, feebleness" .)
'weakness' is the definition.
(I know that weakness can be written as failing)
This is all the clue.
(Other definitions for failing that I've seen before include "Character weakness" , "Weak point" , "conking out" , "becoming frail" , "Defect" .)
'weakness' is the definition.
(I know that vulnerability is a type of weakness)
This is all the clue.
(Other definitions for vulnerability that I've seen before include "Weakness in defences - tiny blue rival (anag)" , "Openness to injury" .)
'weakness' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for blind spot that I've seen before include "where one cannot see" , "Area where understanding is lacking or one is unsighted" , "Area where vision is obstructed" , "Hazard for driver" , "Unseen area of road" .)